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Types of Bridges Worksheet

Engineering lesson 20: Types of bridges · Set 437 · 40 questions
TalentJR

Engineer's tip (How does it hold up?): Beam: flat deck on supports, short spans; spans = length ÷ span length. Arch: curved, in compression, pushes out on its ends. Suspension: deck hangs from cables (tension) over towers (compression); longest spans.

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  1. 1.🌉 A beam bridge 225 m long rests on the two river banks and on piers in between, making equal spans of 45 m. How many piers are there?
  2. 2.🌉 A beam bridge 480 m long is split by piers into 12 equal spans. How long is each span, in metres?
  3. 3.True or false: “a curve under the deck” is an arch bridge. (a) False (b) True
  4. 4.🌉 In a stone arch bridge, the stones are in … (a) tension (b) no force (c) compression (d) friction
  5. 5.🌉 A beam bridge is 180 m long. Piers split it into equal spans of 45 m. How many spans are there?
  6. 6.Which of these is a suspension bridge? (a) good for short gaps (b) the simplest bridge (c) a log across a stream (d) tall towers hold cables
  7. 7.True or false: “a rope bridge in hills” is a suspension bridge. (a) False (b) True
  8. 8.True or false: “tall towers hold cables” is an arch bridge. (a) False (b) True
  9. 9.🌉 In a suspension bridge, the main cables are in … (a) tension (b) compression (c) no force (d) friction
  10. 10.🌉 A beam bridge 110 m long rests on the two river banks and on piers in between, making equal spans of 10 m. How many piers are there?
  11. 11.🌉 What holds up a long beam bridge in the middle? (a) nothing (b) cables only (c) piers (d) balloons
  12. 12.True or false: “pushes out on its ends” is a suspension bridge. (a) True (b) False
  13. 13.True or false: “a flat deck on piers” is a beam bridge. (a) False (b) True
  14. 14.🌉 A beam bridge is 70 m long. Piers split it into equal spans of 35 m. How many spans are there?
  15. 15.🌉 A beam bridge is 120 m long. Piers split it into equal spans of 10 m. How many spans are there?
  16. 16.Which of these is an arch bridge? (a) the simplest bridge (b) tall towers hold cables (c) deck hangs from cables (d) a curve under the deck
  17. 17.🌉 A beam bridge 160 m long is split by piers into 8 equal spans. How long is each span, in metres?
  18. 18.🌉 Which bridge type: “tall towers hold cables”? (a) suspension bridge (b) arch bridge (c) beam bridge
  19. 19.🌉 Which bridge type: “a flat deck on piers”? (a) beam bridge (b) suspension bridge (c) arch bridge
  20. 20.Which of these is an arch bridge? (a) stones squeezed together (b) cables tied down at ends (c) tall towers hold cables (d) good for short gaps
  21. 21.🌉 Which bridge type: “pushes out on its ends”? (a) suspension bridge (b) beam bridge (c) arch bridge
  22. 22.True or false: “the longest spans of all” is a beam bridge. (a) False (b) True
  23. 23.True or false: “good for short gaps” is a suspension bridge. (a) False (b) True
  24. 24.Which of these is a beam bridge? (a) tall towers hold cables (b) stones squeezed together (c) good for short gaps (d) cables tied down at ends
  25. 25.True or false: “tall towers hold cables” is a suspension bridge. (a) False (b) True
  26. 26.🌉 A beam bridge 200 m long rests on the two river banks and on piers in between, making equal spans of 20 m. How many piers are there?
  27. 27.🌉 A beam bridge is 550 m long. Piers split it into equal spans of 50 m. How many spans are there?
  28. 28.🌉 Which bridge type: “the simplest bridge”? (a) beam bridge (b) suspension bridge (c) arch bridge
  29. 29.🌉 Which bridge type can cross the widest gap in one span? (a) log bridge (b) beam bridge (c) arch bridge (d) suspension bridge
  30. 30.🌉 A beam bridge 140 m long rests on the two river banks and on piers in between, making equal spans of 35 m. How many piers are there?
  31. 31.🌉 Which bridge type: “deck hangs from cables”? (a) beam bridge (b) arch bridge (c) suspension bridge
  32. 32.True or false: “stones squeezed together” is a suspension bridge. (a) True (b) False
  33. 33.True or false: “stones squeezed together” is an arch bridge. (a) False (b) True
  34. 34.Which of these is an arch bridge? (a) tall towers hold cables (b) a rope bridge in hills (c) a log across a stream (d) pushes out on its ends
  35. 35.🌉 Which bridge type: “the longest spans of all”? (a) beam bridge (b) arch bridge (c) suspension bridge
  36. 36.Which of these is a suspension bridge? (a) cables tied down at ends (b) stones squeezed together (c) a flat deck on piers (d) pushes out on its ends
  37. 37.🌉 A beam bridge is 495 m long. Piers split it into equal spans of 45 m. How many spans are there?
  38. 38.🌉 A beam bridge 110 m long is split by piers into 11 equal spans. How long is each span, in metres?
  39. 39.🌉 Which bridge type: “cables tied down at ends”? (a) beam bridge (b) suspension bridge (c) arch bridge
  40. 40.True or false: “cables tied down at ends” is an arch bridge. (a) False (b) True

Answer key

  1. 4
  2. 40
  3. True
  4. compression
  5. 4
  6. tall towers hold cables
  7. True
  8. False
  9. tension
  10. 10
  11. piers
  12. False
  13. True
  14. 2
  15. 12
  16. a curve under the deck
  17. 20
  18. suspension bridge
  19. beam bridge
  20. stones squeezed together
  21. arch bridge
  22. False
  23. False
  24. good for short gaps
  25. True
  26. 9
  27. 11
  28. beam bridge
  29. suspension bridge
  30. 3
  31. suspension bridge
  32. False
  33. True
  34. pushes out on its ends
  35. suspension bridge
  36. cables tied down at ends
  37. 11
  38. 10
  39. suspension bridge
  40. False

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